Answer:

Step-by-step explanation:
Given : The formula for the area of a trapezoid with altitude k and bases m and n is 
We have solve for m .
Consider the given formula 
Multiply both side by
, we have,

Now subtract n both side, we have,

Thus, 
5.692 is a terminating decimal because the decimal stopped at the digit of 2.
Hope this helps!
Answer:
-4a +22b
Step-by-step explanation:
add the ones with same variable
Answer:
Nothng to it just mark them
Step-by-step explanation: